Rectangular Black ERW Steel Pipe Hollow Section ASTM A53

• Type: Welded
• Technique: ERW
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Pipeline Transport
• Section Shape: Rectangular
• Model NO.: tyt
• Standard: GB/T3091-2001, BS1387-1985, ASTM A53-1996
• Transport Package: Export Package
• Specification: Od: 17-219mm, Wt: 0.8-10.0mm
• Trademark: Tianyingtai
• Origin: Tianjin, China
• HS Code: 73063090
• Production Capacity: 300, 000tons/Year

Product Description

1,Product Information

Product Name	Steel Pipe Companies Produce Black Rectangular Pipe
OD	20-219mm,WT:0.8-12mm
Size	10*10-400*400mm,WT:0.8-12mm
Length	0.3-13m or as your requirement
Surface	Pre-galvanized/Hot Dip Galvanized/Oiled/Painted
Material	Q195/Q215/Q235/Q345/Q195-Q235
Standard	ASTM-A53   /BS 1387-1985/   GB/T 3091-2001 for round pipe
	ASTM A500 /GB/T3094       for square/rectangular pipe
Ends	Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/expanding neck/punching holes

2,Package
Packing:In bundle
Loading port: Tianjin,China.
Shipment:usual length ≤5.8m by 20'GP,6m-12m by 40'GP(some sizes with 6m L can be into 20'GP
3,Service
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sample 
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time

Material/characteristic:

1.Tianyingtai is committed to long-term development, creating high-quality products and services, with the same pursuit of quality and service, stable, strong, long-term cooperation raw material suppliers, such as Haigang, Yurunde, etc., to maximize the consistency and stability of materials, product appearance and internal quality;

2.Raw materials grade : Q195, 235, 235B and Q345...

3.The zinc coating can customized for customers, up to 280 grams.

4.The purity of zinc wire is 99.99% zinc content with high purity.to remain the pipe welded seam antirust.

5.The diameter of zinc wire is 1.5mm which has great protection for welding.

6.The salt spray test can satisfy at least 8 hours without corrosion.

7.In the passivation process, we have own invention patents - galvanized pipe passivation liquid automatic spraying system to ensure even adhesion, high passivation efficiency, beautiful appearance.

8.In November 2014, it was recognized as "Tianjin Famous Trademark" by Tianjin Market and Quality Supervision Committee.

Five Promises:

1.Quality: Strictly control the quality through three levels. First level, quality test on the producing line. Second level, quality test during warehousing. Third level, quality test before loading.

2.Timeliness: 24 hours online.Provide consulting and quotation services for customers all the time.

3.Veracity: Strictly follow the customer standard to ensure the tolerance range and meet customer's requirement.

4.Integrity: If The customer complains about the quality of the products, our company will actively cooperate with them to solve the problem. If it is the responsibility of our company, we will bear the corresponding responsibility and compensation.

5.Longevity: Establish good long-term relationship with customers.